I turns out that if I do 'dpms force off' then after a few minutes the backlight wakes up again.
I think this is a recent regression in karmic, or maybe I just haven't noticed... -- lcd backlight never stays off https://bugs.launchpad.net/bugs/423532 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
